#weather_bar[sitestate="unknown"] {
    list-style-image: url("chrome://weather/skin/21.ico");
}

#forecast1 { list-style-image: url("http://www.9news.com/weather/graphics/Today_Forecast.jpg") }
#forecast2 { list-style-image: url("http://www.9news.com/weather/graphics/Tonight_Forecast.jpg") }			
#forecast3 { list-style-image: url("http://www.9news.com/weather/graphics/Planning_Forecast.jpg") }
